25317744640

素因数分解:

$2^{13}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:346

約数の個数: 224

約数和(自身を含む): 63615320064

約数和(自身を除く): 38297575424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 128, 155, 157, 160, 248, 254, 256, 310, 314, 320, 496, 508, 512, 620, 628, 635, 640, 785, 992, 1016, 1024, 1240, 1256, 1270, 1280, 1570, 1984, 2032, 2048, 2480, 2512, 2540, 2560, 3140, 3937, 3968, 4064, 4096, 4867, 4960, 5024, 5080, 5120, 6280, 7874, 7936, 8128, 8192, 9734, 9920, 10048, 10160, 10240, 12560, 15748, 15872, 16256, 19468, 19685, 19840, 19939, 20096, 20320, 20480, 24335, 25120, 31496, 31744, 32512, 38936, 39370, 39680, 39878, 40192, 40640, 40960, 48670, 50240, 62992, 63488, 65024, 77872, 78740, 79360, 79756, 80384, 81280, 97340, 99695, 100480, 125984, 126976, 130048, 155744, 157480, 158720, 159512, 160768, 162560, 194680, 199390, 200960, 251968, 253952, 260096, 311488, 314960, 317440, 319024, 321536, 325120, 389360, 398780, 401920, 503936, 520192, 618109, 622976, 629920, 634880, 638048, 643072, 650240, 778720, 797560, 803840, 1007872, 1040384, 1236218, 1245952, 1259840, 1269760, 1276096, 1286144, 1300480, 1557440, 1595120, 1607680, 2015744, 2472436, 2491904, 2519680, 2552192, 2600960, 3090545, 3114880, 3190240, 3215360, 4031488, 4944872, 4983808, 5039360, 5104384, 5201920, 6181090, 6229760, 6380480, 6430720, 8062976, 9889744, 9967616, 10078720, 10208768, 12362180, 12459520, 12760960, 16125952, 19779488, 19935232, 20157440, 20417536, 24724360, 24919040, 25521920, 32251904, 39558976, 39870464, 40314880, 40835072, 49448720, 49838080, 51043840, 79117952, 80629760, 81670144, 98897440, 99676160, 102087680, 158235904, 161259520, 163340288, 197794880, 199352320, 204175360, 316471808, 395589760, 408350720, 632943616, 791179520, 816701440, 1265887232, 1582359040, 2531774464, 3164718080, 5063548928, 6329436160, 12658872320, 25317744640]

約数ペア:

[(1, 25317744640), (2, 12658872320), (4, 6329436160), (5, 5063548928), (8, 3164718080), (10, 2531774464), (16, 1582359040), (20, 1265887232), (31, 816701440), (32, 791179520), (40, 632943616), (62, 408350720), (64, 395589760), (80, 316471808), (124, 204175360), (127, 199352320), (128, 197794880), (155, 163340288), (157, 161259520), (160, 158235904), (248, 102087680), (254, 99676160), (256, 98897440), (310, 81670144), (314, 80629760), (320, 79117952), (496, 51043840), (508, 49838080), (512, 49448720), (620, 40835072), (628, 40314880), (635, 39870464), (640, 39558976), (785, 32251904), (992, 25521920), (1016, 24919040), (1024, 24724360), (1240, 20417536), (1256, 20157440), (1270, 19935232), (1280, 19779488), (1570, 16125952), (1984, 12760960), (2032, 12459520), (2048, 12362180), (2480, 10208768), (2512, 10078720), (2540, 9967616), (2560, 9889744), (3140, 8062976), (3937, 6430720), (3968, 6380480), (4064, 6229760), (4096, 6181090), (4867, 5201920), (4960, 5104384), (5024, 5039360), (5080, 4983808), (5120, 4944872), (6280, 4031488), (7874, 3215360), (7936, 3190240), (8128, 3114880), (8192, 3090545), (9734, 2600960), (9920, 2552192), (10048, 2519680), (10160, 2491904), (10240, 2472436), (12560, 2015744), (15748, 1607680), (15872, 1595120), (16256, 1557440), (19468, 1300480), (19685, 1286144), (19840, 1276096), (19939, 1269760), (20096, 1259840), (20320, 1245952), (20480, 1236218), (24335, 1040384), (25120, 1007872), (31496, 803840), (31744, 797560), (32512, 778720), (38936, 650240), (39370, 643072), (39680, 638048), (39878, 634880), (40192, 629920), (40640, 622976), (40960, 618109), (48670, 520192), (50240, 503936), (62992, 401920), (63488, 398780), (65024, 389360), (77872, 325120), (78740, 321536), (79360, 319024), (79756, 317440), (80384, 314960), (81280, 311488), (97340, 260096), (99695, 253952), (100480, 251968), (125984, 200960), (126976, 199390), (130048, 194680), (155744, 162560), (157480, 160768), (158720, 159512)]